2118854 has 8 divisors (see below), whose sum is σ = 3246048. Its totient is φ = 1036840.

The previous prime is 2118841. The next prime is 2118871. The reversal of 2118854 is 4588112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11177 + ... + 11364.

It is an arithmetic number, because the mean of its divisors is an integer number (405756).

2^2118854 is an apocalyptic number.

2118854 is a deficient number, since it is larger than the sum of its proper divisors (1127194).

2118854 is a wasteful number, since it uses less digits than its factorization.

2118854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22590.

The product of its digits is 2560, while the sum is 29.

The square root of 2118854 is about 1455.6283866427. The cubic root of 2118854 is about 128.4400139909.

The spelling of 2118854 in words is "two million, one hundred eighteen thousand, eight hundred fifty-four".